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Patent US3733407A successfully refreshed from Google Patents.
US3733407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Menopause treatment
Assignee: Syntex Pharmaceuticals International Ltd
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Filing: 1971-08-25
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Granted: 1973-05-15
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Expires: 1991-08-25
Abstract
Abstract A METHOD FOR RELIEVING OR PREVENTING MENOPAUSAL SYMPTOMS BY USE OF A GRADED SEQUENTIAL ESTROGEN-PROGESTOGEN REGIMEN.
Inventors
- 👤 E Segre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:43
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/56; A61K31/565; A61K31/567; A61K31/568; A61K31/569
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-14 | 1976-11-13 | 1977-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-14 | 1980-11-13 | 1981-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-14 | 1984-11-13 | 1985-05-15 | $7700.00 | Window Closed / Lapsed |